Which of the following nitrogen-containing rings are found only in RNA? One or more answers. cytosine thymine tyrosine uracil guanine adenine pyridine

Q: Which of the following nitrogenous bases is a pyrimidine found in both DNA and RNA? cytosine…

A: All living organisms store their genetic information in form of DNA / RNA. This genetic information…

Q: They are polyionic molecules of high molecular weight composed of a specific sequence of subunits…

A: Nucleic acid is a biological macromolecule that is seen in a cell and carries genetic information.…

Q: In an alpha helix, the carbonyl oxygen of residuen is hydrogen bonded to the amide proton of residue…

A: In alpha helix the carbonyl oxygen of residue there is one hydrogen bonds between the oxygen bonded…

Q: Which of the following are important chemical considerations defining the structure and function of…

A: DNA (Deoxyribonucleic acid) and RNA(Ribonucleic acid) are two examples of nucleic acids. To…

Q: Of the following choices, which one is NOT a component of nucleotides?

A:

Q: When a polypeptide is made, which of the following parts of the monomer are NOT part of the…

A: They are the polymer of alpha-amino acids coded by triplets of bases on the mRNA. These amino acids…

Q: Why do some amino acids have charges while some do not?

A: Amino acids have an amino group, an acid group, and an organic R group. The R group is referred to…

Q: Which of the following is not a hitrogenous base? Amine Guanine Cytosine Adenine Thymine 00

A: A non-competitive inhibitor is a type of enzyme inhibitor that binds to an enzyme at a location…

Q: Analyzing: Each nucleotide in a DNA molecule consists of a: * sulfur group, deoxyribose, and a…

A: 1.

Q: Both RNA and DNA have negatively charged phosphate groups as part of their structure. Would you…

A: Ribonucleic acid (RNA) is an important macromolecule that is present in all biological cells. It is…

Q: Which one of the following is an incorrect base pair in nucleic acids? A-T C-G G-C A-G

A: According to chargaff's rule, the nitrogen bases that is the amount of guanine is equal in number to…

Q: The keto form of 5-bromouracil will replace Thymine to base pair with Adenine. Which nucleotide will…

A: Nucleotides are organic molecules that contain phosphate groups and nucleotides. DNA and RNA are…

Q: Which of the following amino acids is most likely to be found in a beta sheet? a   Nonpolar amino…

A: Amino acids are compounds containing carbon, hydrogen, oxygen and nitrogen. They serve as monomers…

Q: A protein is allosterically regulated by a molecule. This molecule enhances the binding affinity,…

A: Regulation in science refers to the adapted form or change in structure or function of any molecule…

Q: Below, draw a thymine bonded to a guanine in the 5’-3’ direction. In your drawing be sure to include…

A: Thymine is a pyrimidine nitrogen base while guanine is a purine nitrogen base.

Q: A pyrimidine(s) with a H-bond acceptor its middle position is/are a Cytosine b Uracil c…

A: Hydrogen bond donor is  the atom that do not provide a hydrogen atom  for hydrogen bonding. They…

Q: Which bases can exist in imino form? O Adenine, Cytosine Guanine, Thymine O Adenine, Cytosine,…

A: Mutations are alterations occur inside the body naturally or induced . As a result of which ,…

Q: dna nucleotides cannot h-bond to rna nucleotides.  true or false

A: DNA is a double helix and forms hydrogen bond between the base pairs ( Adenine , uracil , guanine…

Q: EThe imino acid present in protein is Proline O Valine Phenylalanine O Leucine OOO

A: Proteins are biomolecules which are polymers of amino acids . They are formed via the peptide bond…

Q: Which pair of bases is linked together by two hydrogen bonds? Group of answer choices guanine and…

A: Purines pairs with pyrimidines via formation of H-bonds. Purine: Adenine, Guanine Pyrimidine:…

Q: Which of the following is a DNA nucleotide?   a phosphate group, guanine and deoxyribose   a…

A: DNA stands for Deoxyribonucleic acid and is a polymer of deoxyribonucleotides. It is the genetic…

Q: The peptide segment shown below is part of a right-handed alpha helix. Please indicate the…

A: Alpha helixes are regular secondary structures. The hydrogen bonding pattern of an alpha helix is,…

Q: why are peptide bonds are  planar, forming amide plane

A: Introduction Peptide bonds are amide linkages formed between the α-amino group of one amino acid and…

Q: What chemical group is found at the 5' end of a *?polynucleotide chain

A: Polynucleotide: The Linear polymer composed of- the many nucleotide units.

Q: Which of these functional groups is involved in the building of a nucleic acid polymer from a…

A: A functional group is a group of atoms in a molecule with distinctive chemical properties,…

Q: What type of interaction, if any, would you predict between the side groups of the following pairs…

A: Amino acids are structural units of proteins. Amino acids join together through peptide bond to form…

Q: Two nucleotides are linked together in a sequence of DNA via a phosphoanhydride linkage. True Or…

A: Nucleotides are primarily responsible for the formation of polynucleotides (nucleic acids) of the…

Q: RNA and DNA have the following characteristic in common.   Both use the same four nitrogenous bases.…

A: Answer is option 4.

Q: Classify the following nitrogenous bases into purines or pyrimidines.

A: Purines : Adenine and Guanine are purines . Pyrimidines : Thymine , Cytosine and Uracil are…

Q: How many molecules of water were formed from the complex of the given structure? Give ONLY the…

A:

Q: A chiral molecule is one that is not superposable on its mirror image, thus a chiral carbon is a…

A: Chiral carbons are carbon atoms that are bonded to four different groups. This results in a…

Q: Which amino acid is the simplest with an H atom as the R-group? serine glycine proline tyrosine

A: Glycine is an amino acid that has a solitary hydrogen atom as its side chain. It is the least…

Q: Nitrogenous bases in nucleic acids can either be a purine or a pyrimidine. Fill in the chart below…

A: Purine is an organic compound that consists of a pyrimidine ring fused to an imidazole ring.…

Q: DNA stands for and is made up of Nucleotides are subunits of nucleic acids and consist of a and a

A: DNA is a chemical molecule found in each cell of most living organisms. It may be double-stranded or…

Q: Which bases can exist in either keto or enol form

A: Tautomers are molecular isomers found in fluid or in cells. Chemical bonds are changed numerous…

Q: A DNA molecule contains 28% thymine. What is the % of each purine and of each pyrimidine?

A: DNA is a nucleic acid ,which is a genetic material in the nucleus of the cell.Purines and…

Q: NH OH OH Which nucleotide is shown in the picture

A: A nucleoside is a glycosylamine that is a nucleotide without a phosphate group. A nucleoside…

Q: Is the statement true or false, transition occurs when a pyrimidine is replaced by another…

A:

Q: Which amino acids would you expect to find marked on the alpha helix? Alanine Isoleucine Leucine…

A: A prevalent motif in the secondary structure of proteins, the alpha helix (-helix) is a right-hand…

Q: 01110 0= -P-OCH₂ 51 5 HN 6 OH 3. CH₂

A: DNA is composed of deoxyribose nucleotides attached together via phosphodiester bonds. RNA is…

Q: Which of the following are known as helix breakers? O Proline Isoleucine leucine O Valine O…

A: Helix breakers are the amino acids that are capable of disrupting the alpha helical back bone and…

Q: What nitrogenous base is considered to be damage if found in DNA?       Adenine   Thymine…

A: The integrity of DNA is crucial for the accurate transmission of genetic information during cell…

Q: Draw amino acids Methionine, Phenylalanine, Valine, and Phenylalanine

A: Introduction: Amino acids are organic compounds that contain the functional groups amino (–NH2) and…

Q: Which amino acid is NOT associated with the oligopeptide given by the shorthand notation GRFAV?…

A: Biological macromolecules are those large molecules that are necessary for the survival and growth…

Q: Which two pyrimidine bases are always found in ribonucleic acids? guanine and adenine cytosine and…

A: The biomolecules forms the structural and functional unit of the living system. There are four types…

Q: Which of the following organisms incorporates peptides along with carbohydrates in its cell wall…

A: Cell wall is a protective layer outside the cell which protect cell stresses. It is the outer…

Q: Which of the following nitrogen-containing rings are found only in DNA? One or more answers. thymine…

A: DNA and RNA are polynucleotides that are made of nucleotides. Each nucleotide consits of a pentose…

Q: Choose the statements that apply to the following figure. (Choose all correct answers)

A: